Ideal for storing and transporting. LFS Pre-mixed seawater for marine tanks RO water for Cichlids, Discus, planted and marine tanks “Shake & Make” water Your own Tropic Marin seawater mix Top-up or emergency water Refer to manufacturer’s instructions for quantity of salt required. Folded dimensions: 170mm (w) x 170mm (d) x 60mm (h) Filled dimensions: 180mm (w) x 180mm (d) x 220mm (h)